CA933909A - Ball valve with retractable seat rings - Google Patents

Ball valve with retractable seat rings

Info

Publication number
CA933909A
CA933909A CA114964A CA114964A CA933909A CA 933909 A CA933909 A CA 933909A CA 114964 A CA114964 A CA 114964A CA 114964 A CA114964 A CA 114964A CA 933909 A CA933909 A CA 933909A
Authority
CA
Canada
Prior art keywords
ball valve
seat rings
retractable seat
retractable
rings
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA114964A
Inventor
C. Gerbic Charles
V. Molloy Terrence
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Walworth Co
Original Assignee
Walworth Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Walworth Co filed Critical Walworth Co
Application granted granted Critical
Publication of CA933909A publication Critical patent/CA933909A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details
    • F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/205—Sealing effected by the flowing medium

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Multiple-Way Valves (AREA)
CA114964A 1970-07-06 1971-06-07 Ball valve with retractable seat rings Expired CA933909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5244570A 1970-07-06 1970-07-06

Publications (1)

Publication Number Publication Date
CA933909A true CA933909A (en) 1973-09-18

Family

ID=21977651

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114964A Expired CA933909A (en) 1970-07-06 1971-06-07 Ball valve with retractable seat rings

Country Status (6)

Country Link
US (1) US3617025A (en)
JP (1) JPS5214848B1 (en)
CA (1) CA933909A (en)
DE (1) DE2131208A1 (en)
FR (1) FR2100237A5 (en)
GB (1) GB1302636A (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3765440A (en) * 1971-05-05 1973-10-16 M & J Valve Co Valve construction
US3830465A (en) * 1971-09-17 1974-08-20 Cameron Iron Works Inc Ball valve
US3776506A (en) * 1971-12-15 1973-12-04 Acf Ind Inc Valve structure having fluid pressure actuated sealing members
US3749357A (en) * 1972-04-07 1973-07-31 Acf Ind Inc Valve structure having fluid pressure actuated seats
US3790123A (en) * 1972-04-17 1974-02-05 M & J Valve Co Valve apparatus and method
US3856261A (en) * 1973-08-02 1974-12-24 Acf Ind Inc Pressure relief means for valve body chamber
CH588652A5 (en) * 1974-12-30 1977-06-15 Selbstfinanzierungs Anstalt
CA1064888A (en) * 1975-09-17 1979-10-23 Rockwell International Corporation Seal assembly for valves
US4083376A (en) * 1976-10-14 1978-04-11 Acf Industries, Incorporated Two piece double acting valve seat assembly
CA1108589A (en) * 1979-06-01 1981-09-08 Grove Valve And Regulator Company Fire safe seal
US4337919A (en) * 1981-06-22 1982-07-06 Grove Valve And Regulator Company Bearing retainers for a rotary valve
US4522266A (en) * 1982-03-05 1985-06-11 Halliburton Company Downhole tester valve with resilient seals
IT8215175V0 (en) * 1982-07-02 1982-07-02 Tubaro Bruno VALVE WITH SWIVEL SPHERICAL SHUTTER MADE OF PLASTIC MATERIAL AND INSTALLABLE AND REMOVABLE WITH RADIAL MOVEMENT AT PLEASURE IN TWO WITH SELF-RECORDING OR ADJUSTABLE DIRECTIONS
GB8800363D0 (en) * 1988-01-08 1988-02-10 Flexitallic International Valv Ball valves
DE3806871A1 (en) * 1988-03-03 1989-09-14 Berchem & Schaberg Gmbh ADJUSTING BALL VALVE WITH HOUSING, FLOW CHANNEL, TAP BALL AND ADJUSTING SPINDLE
US5088687A (en) * 1990-09-19 1992-02-18 Stender Carl H Ball valve seat for high temperature service
EP0587006B1 (en) * 1992-09-09 1996-10-16 Fmc Corporation Re-energizable valve and valve seats
US5255706A (en) * 1992-11-20 1993-10-26 Hycon Corporation High-pressure ball valve with internal pressure equalization
DE4423801C1 (en) * 1994-07-01 1995-11-23 Borsig Kugelhahn Gmbh Device for sealing shut-off devices arranged in lines for the conveyance of liquids or gases
US6425570B1 (en) * 1999-11-01 2002-07-30 Kemp Development Corp. Ball valve having retractable sealing member
DE10308793A1 (en) * 2003-02-27 2004-09-16 Flowserve Flow Control Gmbh ball valve
US9038988B1 (en) 2010-11-01 2015-05-26 Akron Brass Company Valve having reduced operating force and enhanced throttling capability
US10197168B1 (en) * 2013-05-31 2019-02-05 Technetics Group Llc Energized spring seal for a floating valve seat
GB201319224D0 (en) * 2013-10-31 2013-12-18 Clyde Process Ltd Powder isolating valve
DE102017117167A1 (en) * 2016-11-04 2018-05-09 Franz Schuck Gmbh Ball valve for a pipeline system for conveying liquid or gaseous media
CN107061731B (en) * 2017-02-27 2018-07-17 周孝银 The pressure pot of RO water purifiers
US10801627B2 (en) 2018-12-07 2020-10-13 Flowserve Management Company Valve seats, valve assemblies, and related methods
US11454327B2 (en) * 2020-08-07 2022-09-27 Commando Pressure Control, Inc. Methods and systems associated with a high pressure valve system
US11560959B1 (en) * 2021-10-20 2023-01-24 Flowserve Management Company Trunnion ball valve with controlled ball-seat engagement and disengagement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3007490A (en) * 1958-06-26 1961-11-07 Allis Chalmers Mfg Co Rotary valve control
US3315697A (en) * 1964-04-22 1967-04-25 Cameron Iron Works Inc Lubricated valve with means to relieve sealant pressure
US3421733A (en) * 1967-10-16 1969-01-14 Acf Ind Inc Valve having pressure actuated seats

Also Published As

Publication number Publication date
JPS5214848B1 (en) 1977-04-25
GB1302636A (en) 1973-01-10
US3617025A (en) 1971-11-02
DE2131208A1 (en) 1972-01-27
FR2100237A5 (en) 1972-03-17

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